Smiles around the world _____ be false, _______ other feelings like anger, fear or worry.
| A．must; hide | B．shall; hiding |
| C．may; hide | D．can; hiding |
I _____ in New York for two years, but I’ve never regretted my final decision to move back to my motherland.
| A．worked | B．was working | C．have worked | D．had worked |
On seeing that the famous actress came onto the stage with her boy friend _______ her, all the fans burst out screaming.
| A．accompanying with | B．accompanying |
| C．accompanied with | D．accompanied |
When we practise speaking, topics for conversation should be ________ to the experience and interests of the students.
| A．relevant | B．beneficial | C．adequate | D．elegant |
Between 1990 and 1992, there were more than 1,000 closedowns in that industry, all of which _____job losses.
| A．were bound to | B．adapted to | C．led to | D．devoted to |
This old building is said _____ two years ago and a new high building now stands where the old one used to lie.
| A．to have puller down | B．be pulled down |
| C．pull down | D．to have been pulled down |